'use strict'

import { app, protocol, BrowserWindow, Menu, dialog } from 'electron'
import { createProtocol } from 'vue-cli-plugin-electron-builder/lib'
const isDevelopment = process.env.NODE_ENV !== 'production'
const path = require('path')
const fs = require('fs')
const menuTemplate = require("../menuTemplate");

const localConfig = fs.readFileSync(app.isPackaged?`${path.dirname(app.getPath('exe'))}\\localConfig.json`:path.join(__dirname, '..\\localConfigDev.json'), 'utf-8')

// 设置了自定义菜单后，electron原本的一些快捷键会失效，比如shift+ctrl+i无法打开调式窗口，你需要重新定义快捷键
if(!isDevelopment) Menu.setApplicationMenu(Menu.buildFromTemplate(menuTemplate));

// Scheme must be registered before the app is ready
protocol.registerSchemesAsPrivileged([
  { scheme: 'app', privileges: { secure: true, standard: true } }
])

let win = null

async function createWindow() {
  // Create the browser window.
  win = new BrowserWindow({
    // fullscreen: true, //全屏
    webPreferences: {
      preload: path.join(__dirname, '/preload.js'),
      // Use pluginOptions.nodeIntegration, leave this alone
      // See nklayman.github.io/vue-cli-plugin-electron-builder/guide/security.html#node-integration for more info
      nodeIntegration: process.env.ELECTRON_NODE_INTEGRATION,
      contextIsolation: !process.env.ELECTRON_NODE_INTEGRATION
    }
  })
  
  
  win.on("close", (event) => {
    let choice = dialog.showMessageBoxSync({
      title:'确认关闭窗口吗？',
      buttons:['确认','取消']
    });
    if(choice === 1)  event.preventDefault();
  });

  if (process.env.WEBPACK_DEV_SERVER_URL) {
    // Load the url of the dev server if in development mode
    await win.loadURL(process.env.WEBPACK_DEV_SERVER_URL)
    win.webContents.openDevTools()
  } else {
    createProtocol('app')
    // Load the index.html when not in development
    await win.loadURL('app://./index.html')
  }

  // win.loadURL('http://www.example.com').then(()=>{
  //   if (process.env.NODE_ENV !== 'production') win.webContents.openDevTools()
  // }).catch(err=>{
  //   setTimeout(()=>{
  //     dialog.showErrorBox('警告', '网络连接异常')
  //   },2000)
  // })

  // 把配置写入到localStorage中
  await win.webContents.executeJavaScript(`window.localStorage.setItem('localConfig', ${JSON.stringify(localConfig)});`)
}

if (!app.requestSingleInstanceLock()) {
  app.quit()
}else{

  app.on('second-instance', (event, commandLine, workingDirectory) => {
    // 当运行第二个实例时,将会聚焦到myWindow这个窗口
    if (win) {
      if (win.isMinimized()) win.restore()
      win.focus()
    }
  })

  // Quit when all windows are closed.
  app.on('window-all-closed', () => {
    // On macOS it is common for applications and their menu bar
    // to stay active until the user quits explicitly with Cmd + Q
    if (process.platform !== 'darwin') {
      app.quit()
    }
  })

  app.on('activate', () => {
    // On macOS it's common to re-create a window in the app when the
    // dock icon is clicked and there are no other windows open.
    if (BrowserWindow.getAllWindows().length === 0) createWindow().then(() =>{} )
  })

  // This method will be called when Electron has finished
  // initialization and is ready to create browser windows.
  // Some APIs can only be used after this event occurs.
  app.on('ready', async () => {
    if (isDevelopment && !process.env.IS_TEST) {
      try {
        const { session } = require("electron");
        const { defaultSession } = session;
        const path = require("path");
        await defaultSession.loadExtension(
            path.resolve(__dirname, "../devTools")
        );
      } catch (e) {
        console.error('Vue Devtools failed to install:', e.toString())
      }
    }
    await createWindow()
  })
}
// Exit cleanly on request from parent process in development mode.
if (isDevelopment) {
  if (process.platform === 'win32') {
    process.on('message', (data) => {
      if (data === 'graceful-exit') {
        app.quit()
      }
    })
  } else {
    process.on('SIGTERM', () => {
      app.quit()
    })
  }
}


